const mongoose = require('mongoose')

module.exports = () => {
    mongoose.connect('mongodb://127.0.0.1:27017/jianshu', { useUnifiedTopology: true, useNewUrlParser: true})
    .then(() => {
        console.log('数据库连接成功');
    }).catch((err) => {
        console.log('数据库连接失败',err);
    })
}